The National Advertising Division (NAD) of the Council of Better Business Bureaus has recommended that Irwin Naturals discontinue certain claims for its “Doctor Developed Clear Pure Complexion” dietary supplement, including the claim that the product was “scientifically developed.” NAD, the advertising industry’s self-regulatory forum that monitors advertising claims all media, found the advertiser could support certain claims, based on the supplements’ ingredients. In this case, NAD r...